<?php

namespace App\Controller;

use App\Entity\Book;
use App\Entity\File;
use App\Form\BookType;
use App\Repository\BookRepository;
use App\Repository\FileRepository;
use App\Service\FileService;
use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
use Symfony\Component\HttpFoundation\JsonResponse;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Component\Routing\Annotation\Route;
use Techtube\Bookinfo\BookFinder;

#[Route('/book')]
class BookController extends AbstractController
{
    #[Route('/', name: 'app_book_index', methods: ['GET'])]
    public function index(BookRepository $bookRepository): Response
    {
        return $this->render('book/index.html.twig', [
            'books' => $bookRepository->findAll(),
        ]);
    }

    #[Route('/new', name: 'app_book_new', methods: ['GET', 'POST'])]
    public function new(Request $request, BookRepository $bookRepository): Response
    {
        $book = new Book();
        $form = $this->createForm(BookType::class, $book);
        $form->handleRequest($request);

        if ($form->isSubmitted() && $form->isValid()) {
            $bookRepository->add($book, true);

            $bookRequest = $request->request->all('book');
            if (!empty($bookRequest['cover_url'])) {
                file_put_contents(
                    $this->getParameter('book_covers') . 'cover_' . $book->getId() . '.jpg',
                    file_get_contents($bookRequest['cover_url'])
                );
            } else {
                $cover = $request->files->get('book')['cover'];
                if ($cover) {
                    $cover->move(
                        $this->getParameter('book_covers'),
                        'cover_' . $book->getId() . '.' . $cover->guessClientExtension()
                    );
                }
            }

            $ebook = $request->files->get('book')['ebook'];
            if ($ebook) {
                $ebook->move(
                    $this->getParameter('book_files'),
                    'ebook_' . $book->getId() . '.' . $ebook->guessClientExtension()
                );
            }

            return $this->redirectToRoute('app_book_index', [], Response::HTTP_SEE_OTHER);
        }

        return $this->renderForm('book/new.html.twig', [
            'book' => $book,
            'form' => $form,
        ]);
    }

    #[Route('/search/{phrase}', name: 'app_book_search', methods: ['GET'])]
    public function search(string $phrase): JsonResponse
    {
        $bookFinder = new BookFinder();
        return new JsonResponse($bookFinder->search($phrase));
    }

    #[Route('/info/{urlInBase64}', name: 'app_book_info', methods: ['GET'])]
    public function info(string $urlInBase64): JsonResponse
    {
        $bookFinder = new BookFinder();
        return new JsonResponse($bookFinder->byUrl(base64_decode($urlInBase64)));
    }

    #[Route('/{id}', name: 'app_book_show', methods: ['GET'])]
    public function show(Book $book): Response
    {
        return $this->render('book/show.html.twig', [
            'book' => $book,
        ]);
    }

    #[Route('/{id}/edit', name: 'app_book_edit', methods: ['GET', 'POST'])]
    public function edit(
        Request $request,
        Book $book,
        BookRepository $bookRepository,
        FileRepository $fileRepository
    ): Response {
        $form = $this->createForm(BookType::class, $book);
        $form->handleRequest($request);

        if ($form->isSubmitted() && $form->isValid()) {
            $cover = $request->files->get('book')['cover'];
            if ($cover) {
                $cover->move(
                    $this->getParameter('book_covers'),
                    'cover_' . $book->getId() . '.jpg'
                );
            }

            /** @var \Symfony\Component\HttpFoundation\File\UploadedFile[] $ebooks */
            $ebooks = $request->files->get('book')['ebook'];
            if (count($ebooks) > 0) {
                foreach ($ebooks as $ebook) {
                    $file = new File();
                    $file->setFileName(trim($ebook->getClientOriginalName()));
                    $file->setFileSize($ebook->getSize());
                    $file->setExtension($ebook->guessClientExtension());
                    $file->setBook($book);
                    $fileRepository->add($file, true);

                    $ebook->move(
                        $this->getParameter('book_files'),
                        'ebook_' . $book->getId() . '_' .
                        md5($file->getFileName()) . '.' .
                        $file->getExtension()
                    );
                }
            }

            $bookRepository->add($book, true);

            return $this->redirectToRoute('app_book_edit', ['id' => $book->getId()], Response::HTTP_SEE_OTHER);
        }

        return $this->renderForm('book/edit.html.twig', [
            'book' => $book,
            'form' => $form,
        ]);
    }

    #[Route('/{id}', name: 'app_book_delete', methods: ['POST'])]
    public function delete(Request $request, Book $book, BookRepository $bookRepository, FileService $fileService): Response
    {
        if ($this->isCsrfTokenValid('delete' . $book->getId(), $request->request->get('_token'))) {
            $fileService->removeFiles($book->getFiles());
            $bookRepository->remove($book, true);

        }

        return $this->redirectToRoute('app_book_index', [], Response::HTTP_SEE_OTHER);
    }
}